/**
* Answer the most current ValidatorProjectManager creating a new one if you have to.
*
* @return
*/
public static ValidatorProjectManager get() {
ValidatorProjectManager vpm = _me.get();
if (vpm != null) return vpm;
int next = _counter.incrementAndGet();
ValidatorProjectManager newVpm = null;
boolean looking = true;
while (looking) {
vpm = _me.get();
if (vpm == null || next > vpm.getSequence()) {
if (newVpm == null) newVpm = new ValidatorProjectManager(next);
if (_me.compareAndSet(vpm, newVpm)) return newVpm;
} else looking = false;
}
return vpm;
}
/**
* Accept a visitor for all the validators that are enabled for the given project.
*
* @param visitor
* @param project
* @param valType the type of validation
* @param operation
* @param monitor
*/
public void accept(
IValidatorVisitor visitor,
IProject project,
ValType valType,
ValOperation operation,
IProgressMonitor monitor) {
if (isDisabled(project)) return;
for (Validator val : getValidators(project)) {
if (monitor.isCanceled()) return;
if (!ValidatorProjectManager.get().shouldValidate(val, project, valType)) continue;
if (operation.isSuspended(val, project)) continue;
try {
visitor.visit(val, project, valType, operation, monitor);
} catch (Exception e) {
ValidationPlugin.getPlugin().handleException(e);
}
}
}
/**
* Let the validation manager know that a project has been removed.
*
* @param project The project that has been closed or deleted.
*/
public void projectRemoved(IProject project) {
ValidatorProjectManager.reset();
_projectPreferences.remove(project);
_cache.reset(project);
}
/**
* Accept a visitor for all the validators that are enabled for the given project, resource, and
* validation mode.
*
* @param valType the type of validation request
*/
public void accept(
IValidatorVisitor visitor,
IProject project,
IResource resource,
ValType valType,
ValOperation operation,
IProgressMonitor monitor) {
if (isDisabled(project)) return;
Map<String, IValidatorGroupListener[]> groupListeners =
new HashMap<String, IValidatorGroupListener[]>();
ValProperty vp = getValProperty(resource, valType, _configNumber.get());
if (vp != null) {
BitSet bs = vp.getConfigSet();
for (Validator val : getValidators(project)) {
if (!monitor.isCanceled()) {
if (!bs.get(_idManager.getIndex(val.getId()))) continue;
if (operation.isSuspended(val, project)) continue;
Validator.V2 v2 = val.asV2Validator();
if (v2 != null) {
notifyGroupListenersStarting(
resource, operation.getState(), monitor, groupListeners, v2);
}
try {
visitor.visit(val, project, valType, operation, monitor);
} catch (Exception e) {
ValidationPlugin.getPlugin().handleException(e);
}
}
}
notifyGroupFinishing(resource, operation.getState(), monitor, groupListeners);
return;
}
vp = new ValProperty();
vp.setConfigNumber(_configNumber.get());
ContentTypeWrapper ctw = new ContentTypeWrapper();
for (Validator val : getValidators(project)) {
if (!monitor.isCanceled()) {
if (!ValidatorProjectManager.get().shouldValidate(val, project, valType)) continue;
if (Friend.shouldValidate(val, resource, valType, ctw)) {
vp.getConfigSet().set(_idManager.getIndex(val.getId()));
// we do the suspend check after figuring out if it needs to be validated, because we save
// this information for the session.
if (operation.isSuspended(val, project)) continue;
Validator.V2 v2 = val.asV2Validator();
if (v2 != null) {
notifyGroupListenersStarting(
resource, operation.getState(), monitor, groupListeners, v2);
}
try {
visitor.visit(val, project, valType, operation, monitor);
} catch (Exception e) {
ValidationPlugin.getPlugin().handleException(e);
}
}
}
}
notifyGroupFinishing(resource, operation.getState(), monitor, groupListeners);
putValProperty(vp, resource, valType);
}
/** This method needs to be called whenever the validation configuration has changed. */
private void configHasChanged() {
_configNumber.incrementAndGet();
ValidatorProjectManager.reset();
_cache.reset();
}
/**
* Reset the ValidatorProjectManager to null, which will force a newer one to be created the
* next time that it is requested.
*/
public static void reset() {
int next = _counter.incrementAndGet();
ValidatorProjectManager vpm = _me.get();
if (vpm == null) return;
if (next > vpm.getSequence()) _me.compareAndSet(vpm, null);
}
